【知识梳理】be prepared for...为……做好准备switch on 把开关打开get changed 换衣服，更衣take turns to do sth. 轮流做某事
play a role/part in 在……中起作用come up with 追上，赶上；想出，找到look forward to 盼望，期望as well as 除……之外还
make a difference 有影响；起作用
【典型例题】Ⅰ.单句改错
1．We still have such much money left that we needn’t worry the future life.________
2．The train can run in a distance of more than 300 kilometers per hour.________
3．Hurry up，and you’ll be late for the bus.________
4．You can go to anywhere if you like.________
5．People hope that the earthquake can be forecasting one day.________
